Galatians 3:8
And the Scripture, foreseeing that in consequence of faith God would declare the nations to be free from guilt, sent beforehand the Good News to Abraham, saying, "In you all the nations shall be blessed."
Acts 3:25
"You are the heirs of the Prophets, and of the Covenant which God made with your forefathers when He said to Abraham, 'And through your posterity all the families of the world shall be blessed.'
Galatians 3:16
(Now the promises were given to Abraham and to his seed. God did not say 'and to seeds,' as if speaking of many, but 'and to your seed,' since He spoke of only one--and this is Christ.)
Hebrews 11:2
For by it the saints of old won God's approval.